Improvement in excavating-machines



l UNITED STATES PATENT OFFICE.

CHARLES SoHoTgr AND JAMES o. BALDWIN, oE NASHVILLE, TENNESSEE.

IMPROVEMENT |,N EXCAVATING-MACHINES.

Specification forming part of Letters Patent No. 23,7!3, dated April 19, 1859.

of the construction and operation of the same,

reference being had to the annexed drawings, making a part of this Specification, in which- Figure l is a perspective view showingthe excavator in a position ready to commence operation. Fig. 2 is a plan view showing all the parts in combination. Fig. 3 shows the bucket A B and lever D in the three condi tions and positions they occupy while loading', conveying, and unloading.

Like lettersrefer to like parts.

Our machine consists ot' a two-wheel cart with a crooked axle C, with two. cross-bars L L, fastened on the same, forming the shafts for the animal; also, supporters for bucket A and shaft 1I. `Thisbucket is fast on the Shaft H and has on one side a Vpinion B, in which works the lever D bymeans of corresponding gearing with pinion B, so that by a pressure on the lever D with the foot the excavator can be loaded or unloaded by the driver without moving from his seat. The depth of the cut is graduated by means of the chains E E,ex tending from the axle C to the bucket A.

Vhat we claim, and wish to secure by Letters Patent, is-

The combination and arrangement of level' D with its connection with bucket Afor loadand unloading, in the manner set forth.

CHARLES SCHOTT. JAMES C. BALDWIN. Witnesses:

B. F. COWAN, WM. ROBERTS. 

